Roger Moore. Roger Moore was 49 in The Last Appointment! as 'Lord Brett Sinclair'.
Tony Curtis. Tony Curtis was 52 in The Last Appointment! as 'Danny Wilde'.
Laurence Naismith. Laurence Naismith was 68 in The Last Appointment! as 'Judge Fulton'.
Terry-Thomas. Terry-Thomas was 65 in The Last Appointment! as 'Archibald Sinclair Beachum'.
Suzy Kendall. Suzy Kendall was 40 in The Last Appointment! as 'Kay Hunter'.
Jennie Linden. Jennie Linden was 37 in The Last Appointment! as 'Shelley Masterton'.
Terence Morgan. Terence Morgan was 55 in The Last Appointment! as 'Carl Foster'.
Roger Delgado. Roger Delgado would have been no older than 55 in The Last Appointment! as 'Estoban'.
Leslie Norman. Leslie Norman was 66 in The Last Appointment! as 'Director'
Basil Dearden. Basil Dearden would have been no older than 60 in The Last Appointment! as 'Director'Donald James. Donald James was 45 in The Last Appointment! as 'Writer'